Difference of culprit plaque composition between patients with and without pre-infarction angina: an intravascular ultrasound radiofrequency analysis

Yasutomi Higashikuni, MD; Kengo Tanabe*, MD, PhD; Shuzou Tanimoto, MD; Jiro Aoki, MD, PhD; Hirosada Yamamoto, MD; Gaku Nakazawa, MD; Ruri Chihara, MD; Yoshinobu Onuma, MD; Shuji Otsuki, MD; Atsuhiko Yagishita, MD; Sen Yachi, MD; Hiroyoshi Nakajima, MD; Kazuhiro Hara, MD